a mixture of words or phrases that is confused and difficult to understand

Your explanation is a pompous word salad, with absolutely no meaning. 你的解释不过是一堆浮夸的辞藻胡乱堆砌在一起，完全没有意义。

Speech disorganization can involve words blended together into incomprehensible statements, also known as word salad. 言语紊乱会出现词语混杂在一起，形成难以理解的语句，也称“语词杂拌”。